She said,“ling travels much faster than sound”改为间接引语

原句应该改为：

she

said

that

light

travels

much

faster

than

sound

,意思是：她说光比声音传播的快

，因为叙述的是客观事实因此从句不必改为过去时

~手工翻译，尊重劳动，欢迎提问，感谢采纳！~